src/usr.bin/make/make.h - diff

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Diff for /src/usr.bin/make/make.h between version 1.30 and 1.31

version 1.30, 2001/03/02 16:57:26

version 1.31, 2001/05/03 13:41:08

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/* $OpenBSD$ */

/* $OpenPackages$ */

/* $OpenBSD$ */

/* $NetBSD: make.h,v 1.15 1997/03/10 21:20:00 christos Exp $ */

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#include <ctype.h>

#ifdef __GNUC__

#define UNUSED __attribute__((unused))

# define UNUSED __attribute__((__unused__))

# define HAS_INLINES

# define INLINE __inline__

#else

#define UNUSED

# define UNUSED

#endif

#ifdef HAS_INLINES

# ifndef INLINE

# define INLINE inline

# endif

#endif

#if !defined(MAKE_BOOTSTRAP) && defined(BSD4_4)

# include <sys/cdefs.h>

#else

# ifndef __P

# if defined(__STDC__) || defined(__cplusplus)

# define __P(protos) protos /* full-blown ANSI C */

# else

# define __P(protos) () /* traditional C preprocessor */

# endif

# ifndef __STDC__

# ifndef const

# define const

# endif

# ifndef volatile

# define volatile

# endif

#endif

#ifdef __STDC__

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typedef time_t TIMESTAMP;

#define is_out_of_date(t) ((t) == INT_MIN)

#define set_out_of_date(t) (t) = INT_MIN

#define grab_stat(s, t) \

do { \

(t) = (s).st_mtime; \

if (is_out_of_date(t)) \

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#define timestamp2time_t(t) (t)

#endif

/* Variables that are kept in local GNodes. */

/* local contexts are real small */

#define TARGET_INDEX 0

#define OODATE_INDEX 1

#define PREFIX_INDEX 1

#define ALLSRC_INDEX 2

#define ARCHIVE_INDEX 2

#define IMPSRC_INDEX 3

#define MEMBER_INDEX 3

#define PREFIX_INDEX 4

#define OODATE_INDEX 4

#define ARCHIVE_INDEX 5

#define ALLSRC_INDEX 5

#define MEMBER_INDEX 6

#define IMPSRC_INDEX 6

#define LOCAL_SIZE 7

/* extended indices for System V stuff */

#define FTARGET_INDEX 7

#define DTARGET_INDEX 8

#define FPREFIX_INDEX 9

#define DPREFIX_INDEX 10

#define FARCHIVE_INDEX 11

#define DARCHIVE_INDEX 12

#define FMEMBER_INDEX 13

#define DMEMBER_INDEX 14

#define EXTENDED2SIMPLE(i) (((i)-LOCAL_SIZE)/2)

#define IS_EXTENDED_F(i) ((i)%2 == 1)

struct Var_;

/* SymTable is private to var.c, but is declared here to allow for

local declaration of context tables

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} SymTable;

typedef struct ohash GSymT;

/*-

* The structure for an individual graph node. Each node has several

* pieces of data associated with it.

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* to create this target.

typedef struct GNode_ {

char *path; /* The full pathname of the file */

int type; /* Its type (see the OP flags, below) */

int order; /* Its wait weight */

Boolean make; /* TRUE if this target needs to be remade */

enum {

UNMADE, BEINGMADE, MADE, UPTODATE, ERROR, ABORTED,

CYCLE, ENDCYCLE

} made; /* Set to reflect the state of processing

* on this node:

* UNMADE - Not examined yet

* BEINGMADE - Target is already being made.

* Indicates a cycle in the graph. (compat

* mode only)

* MADE - Was out-of-date and has been made

* UPTODATE - Was already up-to-date

* ERROR - An error occured while it was being

* made (used only in compat mode)

* ABORTED - The target was aborted due to

* an error making an inferior (compat).

* CYCLE - Marked as potentially being part of

* a graph cycle. If we come back to a

* node marked this way, it is printed

* and 'made' is changed to ENDCYCLE.

* ENDCYCLE - the cycle has been completely

* printed. Go back and unmark all its

* members.

Boolean childMade; /* TRUE if one of this target's children was

* made */

int unmade; /* The number of unmade children */

TIMESTAMP mtime; /* Its modification time */

TIMESTAMP cmtime; /* The modification time of its youngest

* child */

LIST iParents; /* Links to parents for which this is an

* implied source, if any */

LIST cohorts; /* Other nodes for the :: operator */

LIST parents; /* Nodes that depend on this one */

LIST children; /* Nodes on which this one depends */

LIST successors; /* Nodes that must be made after this one */

LIST preds; /* Nodes that must be made before this one */

SymTable context; /* The local variables */

unsigned long lineno; /* First line number of commands. */

const char * fname; /* File name of commands. */

LIST commands; /* Creation commands */

LstNode current; /* Current command, for job */

struct Suff_ *suffix; /* Suffix for the node (determined by

* Suff_FindDeps and opaque to everyone

* but the Suff module) */

char name[1]; /* The target's name */

} GNode;

* Manifest constants

* The OP_ constants are used when parsing a dependency line as a way of

* communicating to other parts of the program the way in which a target

* should be made. These constants are bitwise-OR'ed together and

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#define OP_OPTIONAL 0x00000008 /* Don't care if the target doesn't

* exist and can't be created */

#define OP_USE 0x00000010 /* Use associated commands for parents */

#define OP_EXEC 0x00000020 /* Target is never out of date, but always

* execute commands anyway. Its time

* doesn't matter, so it has none...sort

* of */

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#define OP_PRECIOUS 0x00000080 /* Don't remove the target when

* interrupted */

#define OP_SILENT 0x00000100 /* Don't echo commands when executed */

#define OP_MAKE 0x00000200 /* Target is a recurrsive make so its

* commands should always be executed when

* it is out of date, regardless of the

* state of the -n or -t flags */

#define OP_JOIN 0x00000400 /* Target is out-of-date only if any of its

* children was out-of-date */

#define OP_MADE 0x00000800 /* Assume the node is already made; even if

* it really is out of date */

#define OP_INVISIBLE 0x00004000 /* The node is invisible to its parents.

* I.e. it doesn't show up in the parents's

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#define OP_NOPATH 0x00020000 /* Don't search for file in the path */

/* Attributes applied by PMake */

#define OP_TRANSFORM 0x80000000 /* The node is a transformation rule */

#define OP_MEMBER 0x40000000 /* Target is a member of an archive */

#define OP_LIB 0x20000000 /* Target is a library */

#define OP_ARCHV 0x10000000 /* Target is an archive construct */

#define OP_HAS_COMMANDS 0x08000000 /* Target has all the commands it should.

* Used when parsing to catch multiple

* commands for a target */

#define OP_SAVE_CMDS 0x04000000 /* Saving commands on .END (Compat) */

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#define OP_NOTARGET (OP_NOTMAIN|OP_USE|OP_EXEC|OP_TRANSFORM)

* The TARG_ constants are used when calling the Targ_FindNode function in

* The TARG_ constants are used when calling the Targ_FindNode functions targ.c.

* targ.c. They simply tell the function what to do if the desired node(s)

* They simply tell the function what to do if the desired node is not found.

* is (are) not found.

* If the TARG_CREATE constant is given, a new, empty node will be created

* for the target, placed in the table of all targets and its address returned.

* If TARG_NOCREATE is given, a NULL pointer will be returned.

#define TARG_CREATE 0x01 /* create node if not found */

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#define MAKE_BSIZE 256 /* starting size for expandable buffers */

* These constants are all used by the Str_Concat function to decide how the

* final string should look. If STR_ADDSPACE is given, a space will be

* placed between the two strings. If STR_ADDSLASH is given, a '/' will

* be used instead of a space. If neither is given, no intervening characters

* will be placed between the two strings in the final output. If the

* STR_DOFREE bit is set, the two input strings will be freed before

* Str_Concat returns.

#define STR_ADDSPACE 0x01 /* add a space when Str_Concat'ing */

#define STR_DOFREE 0x02 /* free source strings after concatenation */

#define STR_ADDSLASH 0x04 /* add a slash when Str_Concat'ing */

* Error levels for parsing. PARSE_FATAL means the process cannot continue

* once the makefile has been parsed. PARSE_WARNING means it can. Passed

* as the first argument to Parse_Error.

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* Values returned by Cond_Eval.

#define COND_PARSE 0 /* Parse the next lines */

#define COND_SKIP 1 /* Skip the next lines */

#define COND_INVALID 2 /* Not a conditional statement */

* Definitions for the "local" variables. Used only for clarity.

#define TARGET "@" /* Target of dependency */

#define OODATE "?" /* All out-of-date sources */

#define ALLSRC ">" /* All sources */

#define IMPSRC "<" /* Source implied by transformation */

#define PREFIX "*" /* Common prefix */

#define ARCHIVE "!" /* Archive in "archive(member)" syntax */

#define MEMBER "%" /* Member in "archive(member)" syntax */

#define LONGTARGET ".TARGET"

#define LONGOODATE ".OODATE"

#define LONGALLSRC ".ALLSRC"

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#define LONGARCHIVE ".ARCHIVE"

#define LONGMEMBER ".MEMBER"

/* System V extended variables (get directory/file part) */

#define FTARGET "@F"

#define DTARGET "@D"

#define FIMPSRC "<F"

#define DIMPSRC "<D"

#define FPREFIX "*F"

#define DPREFIX "*D"

#define FARCHIVE "!F"

#define DARCHIVE "!D"

#define FMEMBER "%F"

#define DMEMBER "%D"

#define FTARGET "@F" /* file part of TARGET */

#define DTARGET "@D" /* directory part of TARGET */

#define FIMPSRC "<F" /* file part of IMPSRC */

#define DIMPSRC "<D" /* directory part of IMPSRC */

#define FPREFIX "*F" /* file part of PREFIX */

#define DPREFIX "*D" /* directory part of PREFIX */

* Global Variables

extern LIST create; /* The list of target names specified on the

* command line. used to resolve #if

* make(...) statements */

extern LIST dirSearchPath; /* The list of directories to search when

* looking for targets */

extern Boolean compatMake; /* True if we are make compatible */

extern Boolean ignoreErrors; /* True if should ignore all errors */

extern Boolean beSilent; /* True if should print no commands */

extern Boolean noExecute; /* True if should execute nothing */

extern Boolean allPrecious; /* True if every target is precious */

extern Boolean keepgoing; /* True if should continue on unaffected

* portions of the graph when have an error

* in one portion */

extern Boolean touchFlag; /* TRUE if targets should just be 'touched'

* if out of date. Set by the -t flag */

extern Boolean usePipes; /* TRUE if should capture the output of

* subshells by means of pipes. Otherwise it

* is routed to temporary files from which it

* is retrieved when the shell exits */

extern Boolean queryFlag; /* TRUE if we aren't supposed to really make

* anything, just see if the targets are out-

* of-date */

extern Boolean checkEnvFirst; /* TRUE if environment should be searched for

* variables before the global context */

extern GNode *DEFAULT; /* .DEFAULT rule */

extern GSymT *VAR_GLOBAL; /* Variables defined in a global context, e.g

* in the Makefile itself */

extern GSymT *VAR_CMD; /* Variables defined on the command line */

extern char var_Error[]; /* Value returned by Var_Parse when an error

* is encountered. It actually points to

* an empty string, so naive callers needn't

* worry about it. */

extern TIMESTAMP now; /* The time at the start of this whole

* process */

extern Boolean oldVars; /* Do old-style variable substitution */

extern LIST sysIncPath; /* The system include path. */

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* information to print.

extern int debug;

#define DEBUG_ARCH 0x0001

#define DEBUG_COND 0x0002

#define DEBUG_DIR 0x0004

#define DEBUG_GRAPH1 0x0008

#define DEBUG_GRAPH2 0x0010

#define DEBUG_JOB 0x0020

#define DEBUG_MAKE 0x0040

#define DEBUG_SUFF 0x0080

#define DEBUG_TARG 0x0100

#define DEBUG_VAR 0x0200

#define DEBUG_FOR 0x0400

#define DEBUG_LOUD 0x0800

#ifdef __STDC__

#define CONCAT(a,b) a##b

#else

#define I(a) a

#define CONCAT(a,b) I(a)b

#endif /* __STDC__ */

#define DEBUG(module) (debug & CONCAT(DEBUG_,module))

#include "extern.h"